In that same vein Court of AmbitionCourt of Ambition not only adds the Monarch to the game, but also forces our opponents to lose three life or discard a card if we aren't the Monarch OR double that if we are
The biggest offender is as soon as the fourth story battle, the infamous Dorter City Slums, where the enemy quality takes a big spike and starts with significant positional advantage, while a player that didn't make a beeline to getting the JP Gain Up/JP Boost ability and a few good early-obtainable skills on everyone will be left with weak Squires/Chemists and Knights/Archers/Wizards/Priests with little usable skills if they didn't do any random battles nor intentionally stall out the prior story battles to get more EXP/JP
Twiddle A classic cheap blue spell surpassed by Dream's Grip, Twiddle is a key part of so-called Twiddle Storm decks which pair effects like these with card draw and spells like Wish, Underworld Breach, and Grapeshot
Creature Commanders When you think of space, what comes to mind
Bloom Tender and Faeburrow Elder provide the best mana advantage possible for a multicolor deck like this